What is the Least Common Multiple of 15203 and 15223?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 15203 and 15223 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15203 and 15223, than apply into the LCM equation.

GCF(15203,15223) = 1
LCM(15203,15223) = ( 15203 × 15223) / 1
LCM(15203,15223) = 231435269 / 1
LCM(15203,15223) = 231435269

Least Common Multiple (LCM) of 15203 and 15223 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15203 and 15223. First we will calculate the prime factors of 15203 and 15223.

Prime Factorization of 15203

Prime Factorization of 15223

Now multiplying the highest exponent prime factors to calculate the LCM of 15203 and 15223.

LCM(15203,15223) = 23¹ × 661¹ × 13¹ × 1171¹
LCM(15203,15223) = 231435269